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60Cr-40Ni Alloy vs. R30816 Cobalt

60Cr-40Ni alloy belongs to the otherwise unclassified metals classification, while R30816 cobalt belongs to the cobalt alloys. They have 41% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is 60Cr-40Ni alloy and the bottom bar is R30816 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
210
Poisson's Ratio 0.25
0.3
Shear Modulus, GPa 87
81
Tensile Strength: Ultimate (UTS), MPa 870
1020
Tensile Strength: Yield (Proof), MPa 660
460

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Specific Heat Capacity, J/kg-K 490
420
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 7.4
20
Embodied Energy, MJ/kg 110
320
Embodied Water, L/kg 380
440

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 1000
510
Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 26
22
Strength to Weight: Axial, points 31
31
Strength to Weight: Bending, points 26
25
Thermal Shock Resistance, points 18
28

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0.32 to 0.42
Chromium (Cr), % 58 to 62
19 to 21
Cobalt (Co), % 0
40 to 49.8
Iron (Fe), % 0 to 1.0
0 to 5.0
Manganese (Mn), % 0 to 0.3
1.0 to 2.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 34.5 to 42
19 to 21
Niobium (Nb), % 0
3.5 to 4.5
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Tantalum (Ta), % 0
3.5 to 4.5
Titanium (Ti), % 0 to 0.5
0
Tungsten (W), % 0
3.5 to 4.5